CN106846449A - The rendering intent and device of a kind of visual angle material or textures - Google Patents
The rendering intent and device of a kind of visual angle material or textures Download PDFInfo
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- CN106846449A CN106846449A CN201710076974.1A CN201710076974A CN106846449A CN 106846449 A CN106846449 A CN 106846449A CN 201710076974 A CN201710076974 A CN 201710076974A CN 106846449 A CN106846449 A CN 106846449A
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Abstract
The invention discloses a kind of visual angle material or the rendering intent and device of textures, rendering intent includes：The visual angle of user is obtained to obtain user perspective vector；Alpha values are calculated according to user perspective vector；Control the stacked system of multiple materials or textures according to the Alpha values, and by superposition after multiple materials or textures add tinter；Multiple materials or textures in the tinter carry out real-time rendering to show the effect of laser gold blocking film.The beneficial effect of the invention is：The effect that rendering speed is fast, energy altitude simulation laser gold blocking film varies in color with viewing angle difference.
Description
Technical field
The present invention relates to a kind of visual angle material or the rendering intent and device of textures.
Background technology
With AR (Augmented Reality), the popularization of VR (Virtual Reality), material or textures performance are got over
Seem important to get over.Material or textures performance are mainly by rendering, and it is to show not to have many materials or textures in real-time rendering
Out, such as laser gold blocking film, laser gold blocking film is relatively common a kind of material or textures in daily life, because it
Color is formed by the interference of light, is varied in color with viewing angle difference, it is impossible to its material or patch is showed by real-time rendering
Figure effect.
The content of the invention
It is an object of the invention to asking for solving to there are in real-time rendering in the prior art many materials or textures to show
Topic, there is provided the rendering intent and device of a kind of visual angle material or textures.
The technical solution adopted for the present invention to solve the technical problems is：
On the one hand, there is provided the rendering intent of a kind of visual angle material or textures, including：
The visual angle of user is obtained to obtain user perspective vector；
Alpha values are calculated according to user perspective vector；
Control the stacked system of multiple materials or textures according to the Alpha values, and by superposition after multiple materials or patch
Figure is added in tinter；
Multiple materials or textures in the tinter carry out real-time rendering to show the effect of laser gold blocking film.
In rendering intent of the present invention, the visual angle for obtaining user is vectorial to obtain user perspective, including：
X-axis vector, y-axis vector and the z-axis vector of the user perspective vector are obtained by camera；
According to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculate x-axis vector angle, y-axis vector angle and
Z-axis vector angle.
In rendering intent of the present invention, in the vector calculating Alpha values according to the user perspective：According to institute
State x-axis vector angle, y-axis vector angle and z-axis vector angle calculation x-axis Alpha values, y-axis Alpha values and z-axis
Alpha values.
In rendering intent of the present invention, the superposition according to the multiple materials of Alpha values control or textures
Mode, and by superposition after multiple materials or textures add tinter in, including：
According to multiple x materials or textures of x-axis Alpha values control Alpha passages, by multiple x materials or patch
Figure is superimposed and adds into the tinter；
According to multiple y materials or textures of y-axis Alpha values control Alpha passages, by multiple y materials or patch
Figure is superimposed and adds into the tinter；
Alpha passages are controlled according to the z-axis Alpha values, and is added into the tinter.
In rendering intent of the present invention, the superposition according to the multiple materials of Alpha values control or textures
Mode, and by superposition after multiple materials or textures add tinter in, also include：
Control the transparency of multiple x materials or textures and multiple y materials or textures.
On the other hand, there is provided the rendering device of a kind of visual angle material or textures, including：
Visual angle acquisition module, for obtaining the visual angle of user to obtain user perspective vector；
Alpha value computing modules, for calculating Alpha values according to user perspective vector；
Material or textures laminating module, the stacked system for controlling multiple materials or textures according to the Alpha values, and
Multiple materials or textures after by superposition are added in tinter；
Rendering module, carries out real-time rendering to show laser gold blocking for the multiple materials or textures in the tinter
The effect of film.
In rendering device of the present invention, the visual angle acquisition module includes：
Vectorial acquisition submodule, x-axis vector, y-axis vector and z for obtaining the user perspective vector by camera
Axial vector；
Angle calculation submodule, for according to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculate x-axis to
Measuring angle, y-axis vector angle and z-axis vector angle.
In rendering device of the present invention, the Alpha values computing module is additionally operable to：According to the x-axis vectorial angle
Degree, y-axis vector angle and z-axis vector angle calculation x-axis Alpha values, y-axis Alpha values and z-axis Alpha values.
In rendering device of the present invention, the material or textures laminating module include：
X-axis material or textures superposition submodule, the multiple x materials for controlling Alpha passages according to the x-axis Alpha values
Matter or textures, multiple x materials or textures are superimposed and added into the tinter；
Y-axis material or textures superposition submodule, the multiple y materials for controlling Alpha passages according to the y-axis Alpha values
Matter or textures, multiple y materials or textures are superimposed and added into the tinter；
Z axis control submodule, for controlling Alpha passages according to the z-axis Alpha values, and adds to the tinter
In.
In rendering device of the present invention, the material or textures laminating module also include：
Transparency control submodule, for controlling the saturating of multiple x materials or textures and multiple y materials or textures
Lightness.
A kind of visual angle material disclosed above or the rendering intent and device of textures have the advantages that：Rendering speed
Hurry up, can altitude simulation laser gold blocking film effect for varying in color with the viewing angle difference.
Brief description of the drawings
A kind of visual angle material or the flow chart of the rendering intent of textures that Fig. 1 is provided for one embodiment of the invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the present invention, not
For limiting the present invention.
The invention provides a kind of visual angle material or the rendering intent and device of textures, mainly solve laser gold blocking material or
The height simulation problems of textures real-time rendering.The color of laser gold blocking film is formed by the interference of light, the color with viewing angle difference
Different, real-time rendering is often difficult performance in scene of game, and the present invention is by obtaining the visual angle of player and calculating regarding for player
Visual angle value, is converted into Alpha values by angle value, and the folded of multiple textures (or material) is controlled using Alpha passages (transparent channel)
Add mode, shows the effect of laser gold blocking film, so as to reach the effect of height emulation.
Referring to Fig. 1, a kind of visual angle material or the flow of the rendering intent of textures that Fig. 1 is provided for one embodiment of the invention
The rendering intent of figure, the visual angle material or textures includes step S1-S4：
S1, obtain user visual angle with obtain user perspective vector；The step S1 includes sub-step S11-S12：
S11, x-axis vector, y-axis vector and z-axis vector that the user perspective vector is obtained by camera；User perspective
Vector refers in world space, the direction from geometric figure current portions to video camera.Wherein, z-axis is hanging down perpendicular to ground level
D-axis.
S12, according to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculates x-axis vector angle, θ x, y-axis vector
Angle, θ y and z-axis vector angle, θ z.
S2, according to the user perspective vector calculate Alpha values；Wherein, according to the x-axis vector angle, the y-axis to
Measuring angle and z-axis vector angle calculation x-axis Alpha value θ x/ π, y-axis Alpha values θ y/ π and z-axis Alpha value θ z/ π.
S3, the stacked system that multiple materials or textures are controlled according to the Alpha values, and by superposition after multiple materials or
Textures are added in tinter；The step S3 includes sub-step S31-S33：
S31, multiple x materials or textures according to x-axis Alpha values control Alpha passages, by multiple x materials
Or textures are superimposed and add into the tinter；Alpha passages are the gray channels of 8, and the passage is with 256 grades of gray scales
To record the transparence information in image, transparent, opaque and translucent area is defined, wherein represent opaque in vain, black expression
Transparent, ash represents translucent.
S32, multiple y materials or textures according to y-axis Alpha values control Alpha passages, by multiple y materials
Or textures are superimposed and add into the tinter；
S33, Alpha passages are controlled according to the z-axis Alpha values, and added in the tinter.
Preferably, step S3 also includes sub-step S34：
S34, the transparency for controlling multiple x materials or textures and multiple y materials or textures, by what is obtained
Alpha values control the transparency of each material or textures or textures, so as to be superimposed obtain new a material or textures or patch
Figure.
S4, to the tinter in multiple materials or textures real-time rendering is carried out to show the effect of laser gold blocking film.
Laser gold blocking film can make the display in AR and VR technologies become more true to nature.
On the other hand, there is provided the rendering device of a kind of visual angle material or textures, the rendering device of the visual angle material or textures
Realized by computer program, including visual angle acquisition module, Alpha values computing module, material or textures laminating module and rendered
Module.
Visual angle acquisition module, for obtaining the visual angle of user to obtain user perspective vector；
Alpha value computing modules, for calculating Alpha values according to user perspective vector；
Material or textures laminating module, the stacked system for controlling multiple materials or textures according to the Alpha values, and
Multiple materials or textures after by superposition are added in tinter；
Rendering module, carries out real-time rendering to show laser gold blocking for the multiple materials or textures in the tinter
The effect of film.
Preferably, the visual angle acquisition module includes：
Vectorial acquisition submodule, x-axis vector, y-axis vector and z for obtaining the user perspective vector by camera
Axial vector；
Angle calculation submodule, for according to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculate x-axis to
Measuring angle, y-axis vector angle and z-axis vector angle.
Preferably, the Alpha values computing module is additionally operable to：According to x-axis vector angle, y-axis vector angle
And the z-axis vector angle calculation x-axis Alpha values, y-axis Alpha values and z-axis Alpha values.
Preferably, the material or textures laminating module include：
X-axis material or textures superposition submodule, the multiple x materials for controlling Alpha passages according to the x-axis Alpha values
Matter or textures, multiple x materials or textures are superimposed and added into the tinter；
Y-axis material or textures superposition submodule, the multiple y materials for controlling Alpha passages according to the y-axis Alpha values
Matter or textures, multiple y materials or textures are superimposed and added into the tinter；
Z axis control submodule, for controlling Alpha passages according to the z-axis Alpha values, and adds to the tinter
In.
Preferably, the material or textures laminating module also include：
Transparency control submodule, for controlling the saturating of multiple x materials or textures and multiple y materials or textures
Lightness.
There is provided herein the various operations of embodiment.In one embodiment, described one or operation may be constructed one
The computer-readable instruction stored on individual or computer-readable medium, it will be so that computing device be held when being performed by electronic equipment
The row operation.Describing the order of some or all of operations, to should not be construed as to imply that these operations necessarily order dependent
's.It will be appreciated by those skilled in the art that the alternative sequence of the benefit with this specification.Furthermore, it is to be understood that not being institute
Having operation must exist in each embodiment provided in this article.
And, word " preferred " used herein means serving as example, example or illustration.Feng Wen is described as " preferably
" any aspect or design be not necessarily to be construed as than other aspect or design it is more favourable.Conversely, the use purport of word " preferred "
Concept is being proposed in a concrete fashion.Term "or" as used in this application is intended to mean the "or" for including and non-excluded
"or".I.e., unless otherwise or clear from the context, " X uses A or B " means that nature includes any one of arrangement.
That is, if X uses A；X uses B；Or X uses A and B both, then " X uses A or B " is met in foregoing any example.
And, although the disclosure, people in the art has shown and described relative to one or implementation
Member will appreciate that equivalent variations and modification based on the reading and understanding to the specification and drawings.The disclosure includes all such
Modification and modification, and be limited only by the scope of the following claims.Held particularly with by said modules (such as element etc.)
Capable various functions, the term for describing such component be intended to correspond to the specified function of performing the component (for example its
Functionally of equal value) random component (unless otherwise instructed), even if in structure with perform the disclosure shown in this article
Exemplary implementations in function open structure it is not equivalent.Although additionally, the special characteristic of the disclosure relative to
Only one in some implementations is disclosed, but this feature can with can be such as the phase for given or application-specific
Hope one or other combinations of features with other favourable implementations.And, with regard to term " including ", " having ", " containing " or
For its deformation is used in specific embodiment or claim, such term is intended to the side similar to term "comprising"
Formula includes.
Each functional unit in the embodiment of the present invention can be integrated in a processing module, or unit list
Solely it is physically present, it is also possible to which multiple or multiple above units are integrated in a module.Above-mentioned integrated module can both be used
The form of hardware is realized, it would however also be possible to employ the form of software function module is realized.If the integrated module is with software function
The form of module is realized and as independent production marketing or when using, it is also possible to which storage is situated between in an embodied on computer readable storage
In matter.Storage medium mentioned above can be read-only storage, disk or CD etc..Above-mentioned each device or system, can be with
Perform the storage method in correlation method embodiment.
In sum, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (10)
1. the rendering intent of a kind of visual angle material or textures, it is characterised in that including：
The visual angle of user is obtained to obtain user perspective vector；
Alpha values are calculated according to user perspective vector；
Control the stacked system of multiple materials or textures according to the Alpha values, and by superposition after multiple materials or textures add
In entering tinter；
Multiple materials or textures in the tinter carry out real-time rendering to show the effect of laser gold blocking film.
2. rendering intent according to claim 1, it is characterised in that the visual angle of the acquisition user is obtaining user perspective
Vector, including：
X-axis vector, y-axis vector and the z-axis vector of the user perspective vector are obtained by camera；
According to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculates x-axis vector angle, y-axis vector angle and z-axis
Vectorial angle.
3. rendering intent according to claim 2, it is characterised in that described to be calculated according to user perspective vector
In Alpha values：According to the x-axis vector angle, the y-axis vector angle and z-axis vector angle calculation x-axis Alpha values,
Y-axis Alpha values and z-axis Alpha values.
4. rendering intent according to claim 3, it is characterised in that described to control multiple materials according to the Alpha values
Or the stacked system of textures, and by superposition after multiple materials or textures add tinter in, including：
According to multiple x materials or textures of x-axis Alpha values control Alpha passages, multiple x materials or textures are folded
Adduction is added into the tinter；
According to multiple y materials or textures of y-axis Alpha values control Alpha passages, multiple y materials or textures are folded
Adduction is added into the tinter；
Alpha passages are controlled according to the z-axis Alpha values, and is added into the tinter.
5. rendering intent according to claim 4, it is characterised in that described to control multiple materials according to the Alpha values
Or the stacked system of textures, and by superposition after multiple materials or textures add tinter in, also include：
Control the transparency of multiple x materials or textures and multiple y materials or textures.
6. the rendering device of a kind of visual angle material or textures, it is characterised in that including：
Visual angle acquisition module, for obtaining the visual angle of user to obtain user perspective vector；
Alpha value computing modules, for calculating Alpha values according to user perspective vector；
Material or textures laminating module, the stacked system for controlling multiple materials or textures according to the Alpha values, and will be folded
Plus after multiple materials or textures add tinter in；
Rendering module, carries out real-time rendering to show laser gold blocking film for the multiple materials or textures in the tinter
Effect.
7. rendering device according to claim 6, it is characterised in that the visual angle acquisition module includes：
Vectorial acquisition submodule, for obtained by camera x-axis vector, y-axis vector and the z-axis of user perspective vector to
Amount；
Angle calculation submodule, for according to the x-axis is vectorial, the y-axis is vectorial and z-axis vector calculates x-axis vectorial angle
Degree, y-axis vector angle and z-axis vector angle.
8. rendering device according to claim 7, it is characterised in that the Alpha values computing module is additionally operable to：According to institute
State x-axis vector angle, y-axis vector angle and z-axis vector angle calculation x-axis Alpha values, y-axis Alpha values and z-axis
Alpha values.
9. rendering device according to claim 8, it is characterised in that the material or textures laminating module include：
X-axis material or textures superposition submodule, for according to the x-axis Alpha values control Alpha passages multiple x materials or
Textures, multiple x materials or textures are superimposed and added into the tinter；
Y-axis material or textures superposition submodule, for according to the y-axis Alpha values control Alpha passages multiple y materials or
Textures, multiple y materials or textures are superimposed and added into the tinter；
Z axis control submodule, for controlling Alpha passages according to the z-axis Alpha values, and adds into the tinter.
10. rendering device according to claim 9, it is characterised in that the material or textures laminating module also include：
Transparency control submodule, for controlling the transparent of multiple x materials or textures and multiple y materials or textures
Degree.
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